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Free Shipping on most orders over $175 | Sales Tax in NJ only

Bloom and Flowering Grow Lights

LED grow lights for flowering are engineered for crops in their peak reproductive phase. Red and far-red wavelengths dominate here, boosting bud and fruit development while supporting photoperiod needs.

These bloom red lights are commonly used in grow tents and commercial rows due to their deep canopy penetration and efficiency. Growers aiming for maximum yield without sacrificing quality will benefit from lighting that aligns with upper DLI recommendations.

Optimize your indoor grow with our energy rebates program and bulk pricing, plus read our comprehensive blog to understand how PPFD and light penetration affect plant canopies.

HLG 30 UVA bar installed alongside main grow lights in a commercial setup, emitting a subtle purple glow.
The HLG 30 UVA LED bar fully lit, showing soft violet emissions and included mounting hardware.
$99.00 - $99.00
$99.00
$99.00 - $99.00
$99.00

HLG 30 UVA Supplement LED Bar

Horticulture Lighting Group

Enhance resin production and boost flower quality with robust 30W UVA power. The HLG 30 UVA Supplement is a waterproof, 30-watt UVA LED bar designe...

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$99.00 - $99.00
$99.00
$99.00 - $99.00
$99.00
Secret Jardin TLED 26 Watt Blooming LED Bar LED light Secret Jardin
Secret Jardin TLED 26 Watt Blooming LED Bar
$59.99 - $150.00
$59.99 - $150.00
$59.99 - $150.00
$59.99

Secret Jardin TLED 26W 54" Blooming LED Bar

Secret Jardin

Flower low plants efficiently with this 26W full-spectrum LED bar designed for tight spaces and vertical grow setups. TLED is a 220-volt LED light...

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$59.99 - $150.00
$59.99 - $150.00
$59.99 - $150.00
$59.99
End-on view of the Grand Master LEDs Tarantula Predator LED Bar, highlighting green-lensed optics and integrated hanging mount.
Diagonal view showing the entire Predator bar with connected power cord and green LED lens covers.
$225.00 - $225.00
$225.00
$225.00 - $225.00
$225.00

Grand Master LEDs Tarantula Predator

Grand Master LEDs

Boost canopy penetration and spectral precision with ultra-efficient 10W light bars—built to scale, daisy-chain, and thrive in humid grow environme...

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$225.00 - $225.00
$225.00
$225.00 - $225.00
$225.00
Secret Jardin TLED 42 Watt Blooming LED Bar LED light Secret Jardin
Secret Jardin TLED 42 Watt Blooming LED Bar
$115.00 - $115.00
$115.00
$115.00 - $115.00
$115.00

Secret Jardin TLED 42 Watt 95" Blooming LED Bar

Secret Jardin

Power up flowering with this 42W full-spectrum LED bar built for low plants and tight grow tent installations. TLED is a 220-volt LED light for Bl...

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$115.00 - $115.00
$115.00
$115.00 - $115.00
$115.00
Technical diagram of the GrowPros 4ft Emergency Green Light displaying dimensions, spectral power distribution (SPD) chart, photometric data, and product weight.
Close-up of the GrowPros 4ft Emergency Green Light showing its sleek, linear design with a green lens and compact end cap.
Save $36.00 Save $0.00
$135.00
$135.00 - $135.00
$135.00
$99.00
$99.00 - $99.00
$99.00

GrowPros 4ft Emergency Green Light Without Battery

GrowPros

Safely illuminate your grow rooms during dark cycles with plant-safe green light that won’t disrupt flowering or short-day crop development. Earnin...

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$135.00
$135.00 - $135.00
$135.00
$99.00
$99.00 - $99.00
$99.00
Save $36.00 Save $0.00
Close-up image of the Lightech T8 LED Grow Light Bar on a white background.
Image of the Lightech T8 LED Grow Light Bar on a white background.
$29.00 - $29.00
$29.00
$29.00 - $29.00
$29.00

Lightech T8 LED Grow Light 2' 15W 6500k

Lightech

2-foot LED grow light with 15W draw, 6500K cool white spectrum, and 1800 lumens. Designed for veg, clones, and propagation shelves. The Lightech T8...

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$29.00 - $29.00
$29.00
$29.00 - $29.00
$29.00
Close-up of Lightech T8 LED 4-foot grow light showing blue PCB, yellow diodes, and white end cap.
Lightech T8 LED 4-foot grow light bar lit with red-spectrum diodes for flowering and bloom support.
$49.00 - $49.00
$49.00
$49.00 - $49.00
$49.00

Lightech T8 LED 4’ 28W Full Spectrum 4000K Light

Lightech

Affordable 28W T8 LED with natural 4000K spectrum and low heat for easy, efficient plant growth year-round. For growers looking for an affordable, ...

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$49.00 - $49.00
$49.00
$49.00 - $49.00
$49.00
Spectrum test and size chart for FloraFlex 87.5W retrofit bars with red peak and product dimensions.
Two FloraFlex retrofit bars installed alongside standard bars in a grow light fixture grid.
Limited time 12% Discount
$227.41 - $56,852.50
$227.41 - $56,852.50
$227.41
$216.04 - $54,010.00
$216.04 - $54,010.00
$216.04

FloraFlex Far Red Retro Fit Bars - Pack of 2

FloraFlex

Delivers targeted spectrum lighting to boost canopy penetration and improve plant development. The FloraFlex Far Red Retro Fit Bars are a simple ye...

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$227.41 - $56,852.50
$227.41 - $56,852.50
$227.41
$216.04 - $54,010.00
$216.04 - $54,010.00
$216.04
Save up to $2,842.50 Save $0.00
HLG 100 Rspec spectral distribution chart showing full spectrum output with peak red wavelength for flowering.
Hanging kit included with HLG 100 Rspec grow light showing rope ratchets, carabiners, and mounting hardware.
$149.00 - $149.00
$149.00
$149.00
$149.00 - $149.00
$149.00

HLG 100 Rspec Veg & Bloom Full Spectrum LED Light

Horticulture Lighting Group

Grow healthier buds with full-spectrum light, deep red LEDs, and passive cooling in a compact 95W high-output fixture. The HLG 100 Rspec delivers s...

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$149.00 - $149.00
$149.00
$149.00
$149.00 - $149.00
$149.00
Angled view of a full-length Photontek FAR-RED LED light bar, featuring a slim red aluminum body with evenly spaced diodes and a black connector at one end.
Top view of two red Photontek 50W FAR-RED LED bars laid side by side, one labeled with the product name and wattage in white text on the casing.
$169.00 - $169.00
$169.00
$169.00
$169.00 - $169.00
$169.00

Photontek 50W FAR-RED LED Bar

Photontek

Boost Photosynthetic Efficiency with the Photontek 50W FAR-RED LED Bar for Next-Level Growth Built for serious growers using the Photontek X or XT ...

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$169.00 - $169.00
$169.00
$169.00
$169.00 - $169.00
$169.00
Side view of Grand Master LEDs Tarantula Reproduction Bar showing power input and LED strip for indoor grow light setups.
Angled view of Grand Master LEDs Tarantula Reproduction Bar with slim white housing and LED array for horticultural lighting.
$150.00 - $150.00
$150.00
$150.00 - $150.00
$150.00

Grand Master LEDs Tarantula 2200K Booster Bar Pair

Grand Master LEDs

Fine-tune flowering and plant morphology precisely with warm-spectrum 2200K booster bars built to last. For serious cultivators looking to fine-tun...

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$150.00 - $150.00
$150.00
$150.00 - $150.00
$150.00
Close-up of Photontek 30W UV LED Light Bar showing dual diode rows for UVA and UVB spectrum lighting.
Bottom view of Photontek 30W UV Supplemental Light Bar showing LED layout for even light distribution.
$199.00 - $219.00
$199.00 - $219.00
$199.00 - $219.00
$199.00

Photontek 30W UV Supplemental Light LED Bar

Photontek

Boost terpene production and resin with energy-efficient UV light designed for final flowering stages. Take your flower game to the next level with...

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$199.00 - $219.00
$199.00 - $219.00
$199.00 - $219.00
$199.00
UIS controller network showing connectivity between Ionbeam LED lights, fans, and other grow devices.
AC Infinity IONBEAM U4 four-bar kit with controller for targeted UV spectrum lighting.
$110.44 - $249.44
$110.44 - $249.44
$110.44 - $249.44
$110.44

AC Infinity IONBEAM U4 4-Bar Kit Targeted Spectrum UV LED Grow Light

AC Infinity

Targeted UVA bars boost resin, terpene and fruit development with magnet-mount bars and smart scheduling. Serious growers know that light quality m...

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$110.44 - $249.44
$110.44 - $249.44
$110.44 - $249.44
$110.44
Product dimensions and specs for AC Infinity Ionbeam Green LED light bar with controller and power components.
AC Infinity IONBEAM U2 two-bar kit with controller for targeted UV spectrum lighting.
$75.14 - $214.14
$75.14 - $214.14
$75.14 - $214.14
$75.14

AC Infinity IONBEAM U2 2-Bar Kit Targeted Spectrum UV LED Grow Light

AC Infinity

Targeted UVA bars enhance resin, terpene and flavonoid production with magnetic mounting and smart scheduling. The IONBEAM U2 is a high-performance...

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$75.14 - $214.14
$75.14 - $214.14
$75.14 - $214.14
$75.14

Frequently Asked Questions

What color spectrum is best for flowering bud?

During flowering, buds benefit from a red-heavy spectrum, which encourages budding and helps maximize yields. However, a full-spectrum light, which includes some blue, white, and other wavelengths, more closely mimics sunlight and produces healthier, higher-quality buds.

Can I use only red lights during flowering?

You can, but it's not recommended. While red light promotes flowering, using only red limits the plant’s access to other beneficial wavelengths like blue, green, and cyan. Full-spectrum lights or red lights combined with warm/cool white LEDs produce better results by providing a broader range of usable light.

Should I run all my lights (red, blue, and white) during the flowering stage?

Yes. Running all available LEDs creates a fuller light spectrum, closer to natural sunlight. This helps the plant develop more balanced growth and maximizes yield. Even during flowering, plants still use some blue and other wavelengths, not just red.

What happens if I use red and blue lights during flowering?

Red and blue combinations (sometimes called “blurples”) can support flowering but miss key parts of the light spectrum, like green and yellow. While you may still grow decent buds, modern full-spectrum LED lights (including white light) generally outperform blurple setups in both yield and quality.